4987758

View detailed technical data, stock status, and sourcing information for: 4987758
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-237-6421

Item Name Code

01857

Assigment Date

10/28/1970 (55 years ago)

1.438 inches nominal width across flats, hexagon nut style, right-hand thread direction, 2b thread class, 0.497 inches nominal nut height

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 2b
Thread Direction: right-hand
Nut Style: hexagon
Nut Height: 0.497 inches nominal
Width Across Flats: 1.438 inches nominal
Thread Series: un
Thread Quantity Per Inch: 16
Nominal Thread Size: 1.062 inches
Bearing Surface Type: washer faced
Material: steel overall

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
4987758	Hexagon Plain Nut

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5310-00-237-6421?

The FSCG of the NSN 5310-00-237-6421 is 5310

Does the NSN 5310-00-237-6421 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-237-6421 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5310-00-237-6421 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-237-6421 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5310-00-237-6421 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Wed, Oct 28, 1970